/*
 * Copyright (c) 2013, SRI International
 * All rights reserved.
 * Licensed under the The BSD 3-Clause License;
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 * 
 * http://opensource.org/licenses/BSD-3-Clause
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the aic-web-praise nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.sri.ai.lpitools.gwtgui.client.components.dialogs;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.CheckBox;
import com.google.gwt.user.client.ui.DialogBox;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.sri.ai.lpitools.cobra.gwtutil.dataobjects.shared.UserInfo;
import com.sri.ai.lpitools.gwtgui.client.components.admin.AdminPanel;
import com.sri.ai.lpitools.gwtgui.client.components.manager.AICManager;

public class NewUserDialog extends CloseableDialogBox {
	private TextBox userNameText;
	private CheckBox isAdmin;
	private AdminPanel adminPanel;
	
	/**
	 * Method will perform the work of logging in the user
	 * @param adminPanel 
	 */
	public static void showNewUserDialog(AdminPanel adminPanel) {
		
		
		DialogBox db = new NewUserDialog(adminPanel);
		db.center();
		db.show();
	}
	
	private NewUserDialog(AdminPanel adminPanel){
		this.adminPanel = adminPanel;
		Label userNameLabel = new Label("User Name: ");
		Label isAdminLabel = new Label("Is Admin: ");
		Button save = new Button("Save New USer");
		save.addClickHandler(new ClickHandler() {
			@Override
			public void onClick(ClickEvent event) {
				saveUser();
			}
		});		
		
		userNameText = new TextBox();
		isAdmin = new CheckBox();
		
		VerticalPanel verticalPanel = new VerticalPanel();
		HorizontalPanel namePanel = new HorizontalPanel();
		namePanel.add(userNameLabel);
		namePanel.add(userNameText);
		
		HorizontalPanel isAdminPanel = new HorizontalPanel();
		isAdminPanel.add(isAdminLabel);
		isAdminPanel.add(isAdmin);
		verticalPanel.add(namePanel);
		verticalPanel.add(isAdminPanel);
		verticalPanel.add(save);
		
		this.add(verticalPanel);
	}

	protected void saveUser() {
		String userName = this.userNameText.getText();
		boolean isAdmin = this.isAdmin.getValue();
		UserInfo newUser = new UserInfo();
		newUser.setUser(userName);
		newUser.setAdmin(isAdmin);
		AICManager.saveUser(newUser);
		adminPanel.populateUsers();
		hide();
	}

}
